Pith Number

pith:2IPEEWWN

pith:2006:2IPEEWWNQSRRZYYFP4ICXEJDVF

not attested not anchored not stored refs pending

On Extending the Mass-Metallicity Relation of Galaxies by 2.5 Decades in Stellar Mass

(2) MPIA Germany), Charles E. Woodward (1) ((1) University of Minnesota, Dale C. Jackson (1), Elisha F. Polomski (1), Evan D. Skillman (1), Henry Lee (1), John M. Cannon (2), Robert D. Gehrz (1)

arxiv:astro-ph/0605036 v1 · 2006-05-01 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2IPEEWWNQSRRZYYFP4ICXEJDVF}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T04:36:21.403253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d21e425acd84a31ce3057f102b9123a97f2368280c4f8aa7c4e0d67520f4cb13

Aliases

arxiv: astro-ph/0605036 · arxiv_version: astro-ph/0605036v1 · doi: 10.48550/arxiv.astro-ph/0605036 · pith_short_12: 2IPEEWWNQSRR · pith_short_16: 2IPEEWWNQSRRZYYF · pith_short_8: 2IPEEWWN

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2IPEEWWNQSRRZYYFP4ICXEJDVF \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d21e425acd84a31ce3057f102b9123a97f2368280c4f8aa7c4e0d67520f4cb13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cee1ca34570f2242e455edd1bf21a850945d15827d94b067e5e48a7fc8adc3ed",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-05-01T20:00:11Z",
    "title_canon_sha256": "d302fad42bf02f918fc9e8340ab01b3fde40717c92213fc7ba4d727584d6b15a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0605036",
    "kind": "arxiv",
    "version": 1
  }
}